Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 9 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 09/08/2021   14:28:39   (   0.06, -75.19) (  -0.02, -74.78)   47.31                80
 09/10/2021   02:50:19   (  -0.08, -75.17) (  -1.03, -79.37)  478.59                80
 09/11/2021   02:27:01   (  -0.07, -75.17) (   0.14, -74.38)   90.22                80
 09/12/2021   14:48:31   (   0.09, -75.19) (   0.94, -78.93)  426.88                80
 09/13/2021   14:25:12   (   0.08, -75.18) (  -0.23, -73.94)  142.09                80
 09/15/2021   02:46:52   (  -0.10, -75.16) (  -0.88, -78.52)  383.42                80
 09/16/2021   02:23:33   (  -0.09, -75.17) (   0.29, -73.54)  185.71                80
 09/17/2021   14:45:03   (   0.11, -75.19) (   0.78, -78.08)  330.57                80
 09/18/2021   14:21:45   (   0.10, -75.20) (  -0.39, -73.10)  239.15                80